18935153

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 20697600

約数和(自身を除く): 1762447

約数列:

[1, 19, 41, 109, 223, 779, 2071, 4237, 4469, 9143, 24307, 84911, 173717, 461833, 996587, 18935153]

約数ペア:

[(1, 18935153), (19, 996587), (41, 461833), (109, 173717), (223, 84911), (779, 24307), (2071, 9143), (4237, 4469)]